| Houston to Roznava | 5,732.72 mi (9,225.92 km) |
| Houston to Ruzomberok | 5,671.00 mi (9,126.59 km) |
| Houston to Sabinov | 5,733.32 mi (9,226.88 km) |
| Houston to Sal'a | 5,657.08 mi (9,104.19 km) |
| Houston to Samorin | 5,641.03 mi (9,078.37 km) |
| Houston to Senec | 5,636.51 mi (9,071.09 km) |
| Houston to Senica | 5,616.55 mi (9,038.96 km) |
| Houston to Sered' | 5,646.00 mi (9,086.36 km) |
| Houston to Skalica | 5,604.84 mi (9,020.12 km) |
| Houston to Smizany | 5,719.98 mi (9,205.42 km) |
| Houston to Snina | 5,776.20 mi (9,295.89 km) |
| Houston to Spisska Nova Ves | 5,721.85 mi (9,208.42 km) |
| Houston to Stara L'ubovna | 5,710.20 mi (9,189.69 km) |
| Houston to Stara Tura | 5,624.78 mi (9,052.21 km) |
| Houston to Stropkov | 5,749.00 mi (9,252.13 km) |
